Class 150~1500 Cast Steel Gate Valve

We are offering class 150~1500 cast steel gate valve.
Os&y,rising stem,flexible wedge
bolted bonnet,threaded or welded seat ring
astm a216 wcb,a217 wc6,a351 cf8,a351 cf8m,
a351 cf3,a351 cf3m,a351 cn7m
standards compliance
design and manufacture:ansib16.34,api600 api6d,api603,bs1414
face to face(end to end):ansib16.10,api6d
flanged connection:2"~24"to ansib16.5,22",26"~36"to mss-sp-44 to api605 on request
test and inspection:api598,api6d
butt welded end:ansib16.5
a.anti-friction ball thrust bearing:reduces friction between mating parts to ensure smooth operation
b.grub screw:secures yoke nut in the bonnet
c.grease nipple:supplies lubricant to the mating parts.